1ꢀ5k EꢁD-ꢂrotected, +ꢀk Rꢁ-232 Transceivers
____________ꢂin Configurations and Typical Operating Circuits (continued)
TOP VIEW
+5V INPUT
9
0.1µF
6.3V
0.1µF
10
V
CC
11
15
C1+
V+
V-
+5V TO +10V
VOLTAGE DOUBLER
0.1µF
6.3V
12
13
0.1µF
16V
C1-
C2+
+10V TO -10V
VOLTAGE INVERTER
0.1µF
16V
14
C2-
+5V
400k
T1
T1IN
+5V
T1OUT
T2OUT
T3OUT
T4OUT
5
2
T2OUT
T1OUT
R2IN
1
2
3
4
5
6
7
8
9
24 T3OUT
23 R3IN
22 R3OUT
21 T4IN
20 T4OUT
19 T3IN
18 T2IN
17 R4OUT
16 R4IN
15 V-
400k
T2
T2IN
18
19
1
+5V
RS-232
TTL/CMOS
R2OUT
T1IN
400k
T3
OUTPUTS
INPUTS
T3IN
+5V
24
R1OUT
R1IN
MAX208E
400k
T4
T4IN
21
6
20
7
GND
V
CC
R1OUT
R1IN
5k
R1
R2
R3
R4
C1+ 10
V+ 11
14 C2-
C1- 12
13 C2+
R2OUT
R3OUT
R4OUT
4
22
17
3
R2IN
5k
DIP/SO/SSOP
TTL/CMOS
OUTPUTS
RS-232
INPUTS
23
16
R3IN
5k
R4IN
5k
GND
8
______________________________________________________________________________________ 19
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
